US5695130A - Method and apparatus for the dry grinding of solids - Google Patents
Method and apparatus for the dry grinding of solids Download PDFInfo
- Publication number
- US5695130A US5695130A US08/423,326 US42332695A US5695130A US 5695130 A US5695130 A US 5695130A US 42332695 A US42332695 A US 42332695A US 5695130 A US5695130 A US 5695130A
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- United States
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- particles
- grinding
- solids
- chamber
- fluidized bed
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- 239000002893 slag Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 239000002887 superconductor Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910003470 tongbaite Inorganic materials 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 238000005200 wet scrubbing Methods 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
- WGEATSXPYVGFCC-UHFFFAOYSA-N zinc ferrite Chemical compound O=[Zn].O=[Fe]O[Fe]=O WGEATSXPYVGFCC-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
- B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/005—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being disintegrated by collision of, or friction between, the material particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
- B02C23/32—Passing gas through crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
- B02C23/34—Passing gas through crushing or disintegrating zone gas being recirculated to crushing or disintegrating zone
Abstract
Description
______________________________________ Product Size Mesh (Tyler Mesh) μm ______________________________________ Coarse +270 >56 Fine 270 & -270 ≦56 Superfine 500 & -500 ≦32 Ultrafine -500 to -4,500 <32 to <5 ______________________________________
Claims (53)
Priority Applications (17)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/423,326 US5695130A (en) | 1992-07-01 | 1995-04-17 | Method and apparatus for the dry grinding of solids |
EP97305314A EP0891812A1 (en) | 1995-04-17 | 1997-07-16 | Method and apparatus for the dry grinding of solids |
AU28713/97A AU697510B1 (en) | 1995-04-17 | 1997-07-18 | Method and apparatus for the dry grinding of solids |
NZ328374A NZ328374A (en) | 1995-04-17 | 1997-07-18 | Dry grinding of solids, particles directed upwardly in a vortex by an air stream blown in vertically |
CZ19972318A CZ291925B6 (en) | 1995-04-17 | 1997-07-21 | Method for the dry grinding of solids and apparatus for making the same |
CA002211513A CA2211513C (en) | 1995-04-17 | 1997-07-25 | Method and apparatus for the dry grinding of solids |
ZA976657A ZA976657B (en) | 1995-04-17 | 1997-07-25 | Method and apparatus for the dry grinding of solids |
BR9704465-2A BR9704465A (en) | 1995-04-17 | 1997-07-31 | Method and apparatus for dry grinding solids |
HU9701345A HUP9701345A3 (en) | 1995-04-17 | 1997-08-01 | Method and apparatus for the dry grinding of solids |
TW086111322A TW425306B (en) | 1995-04-17 | 1997-08-07 | Method and apparatus for the dry grinding of solids, and process for treating combustion gases for removal of Sox and Nox therein |
RU97113953A RU2140823C1 (en) | 1995-04-17 | 1997-08-11 | Method and apparatus for dry milling of solid substances (versions) |
CN97116766A CN1208671A (en) | 1995-04-17 | 1997-08-15 | Method and apparatus for dry grinding of solids |
JP9222396A JPH1157520A (en) | 1995-04-17 | 1997-08-19 | Method and device for dry-crushing solid process for treating combustion gas to remove sox and nox and method and device for eliminating particles from gas stream |
US08/918,469 US6044977A (en) | 1995-04-17 | 1997-08-26 | Method and apparatus for removing microparticulates from a gas |
NO974162A NO974162L (en) | 1995-04-17 | 1997-09-09 | Method and apparatus for dry crushing of solid material |
US08/984,312 US5850977A (en) | 1995-04-17 | 1997-12-03 | Method and apparatus for comminuting solid particles |
US08/987,092 US5826807A (en) | 1995-04-17 | 1997-12-08 | Method and apparatus for comminuting of solid particles |
Applications Claiming Priority (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US90736892A | 1992-07-01 | 1992-07-01 | |
US98301992A | 1992-11-30 | 1992-11-30 | |
US8046193A | 1993-06-18 | 1993-06-18 | |
US08/423,326 US5695130A (en) | 1992-07-01 | 1995-04-17 | Method and apparatus for the dry grinding of solids |
EP97305314A EP0891812A1 (en) | 1995-04-17 | 1997-07-16 | Method and apparatus for the dry grinding of solids |
NZ328374A NZ328374A (en) | 1995-04-17 | 1997-07-18 | Dry grinding of solids, particles directed upwardly in a vortex by an air stream blown in vertically |
AU28713/97A AU697510B1 (en) | 1995-04-17 | 1997-07-18 | Method and apparatus for the dry grinding of solids |
CZ19972318A CZ291925B6 (en) | 1995-04-17 | 1997-07-21 | Method for the dry grinding of solids and apparatus for making the same |
ZA976657A ZA976657B (en) | 1995-04-17 | 1997-07-25 | Method and apparatus for the dry grinding of solids |
CA002211513A CA2211513C (en) | 1995-04-17 | 1997-07-25 | Method and apparatus for the dry grinding of solids |
BR9704465-2A BR9704465A (en) | 1995-04-17 | 1997-07-31 | Method and apparatus for dry grinding solids |
HU9701345A HUP9701345A3 (en) | 1995-04-17 | 1997-08-01 | Method and apparatus for the dry grinding of solids |
RU97113953A RU2140823C1 (en) | 1995-04-17 | 1997-08-11 | Method and apparatus for dry milling of solid substances (versions) |
CN97116766A CN1208671A (en) | 1995-04-17 | 1997-08-15 | Method and apparatus for dry grinding of solids |
JP9222396A JPH1157520A (en) | 1995-04-17 | 1997-08-19 | Method and device for dry-crushing solid process for treating combustion gas to remove sox and nox and method and device for eliminating particles from gas stream |
NO974162A NO974162L (en) | 1995-04-17 | 1997-09-09 | Method and apparatus for dry crushing of solid material |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US8046193A Continuation | 1992-07-01 | 1993-06-18 |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/918,469 Continuation-In-Part US6044977A (en) | 1995-04-17 | 1997-08-26 | Method and apparatus for removing microparticulates from a gas |
US08/984,312 Continuation-In-Part US5850977A (en) | 1995-04-17 | 1997-12-03 | Method and apparatus for comminuting solid particles |
US08/987,092 Continuation-In-Part US5826807A (en) | 1995-04-17 | 1997-12-08 | Method and apparatus for comminuting of solid particles |
Publications (1)
Publication Number | Publication Date |
---|---|
US5695130A true US5695130A (en) | 1997-12-09 |
Family
ID=89995462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/423,326 Expired - Lifetime US5695130A (en) | 1992-07-01 | 1995-04-17 | Method and apparatus for the dry grinding of solids |
Country Status (14)
Country | Link |
---|---|
US (1) | US5695130A (en) |
EP (1) | EP0891812A1 (en) |
JP (1) | JPH1157520A (en) |
CN (1) | CN1208671A (en) |
AU (1) | AU697510B1 (en) |
BR (1) | BR9704465A (en) |
CA (1) | CA2211513C (en) |
CZ (1) | CZ291925B6 (en) |
HU (1) | HUP9701345A3 (en) |
NO (1) | NO974162L (en) |
NZ (1) | NZ328374A (en) |
RU (1) | RU2140823C1 (en) |
TW (1) | TW425306B (en) |
ZA (1) | ZA976657B (en) |
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- 1997-07-31 BR BR9704465-2A patent/BR9704465A/en not_active Application Discontinuation
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- 1997-08-07 TW TW086111322A patent/TW425306B/en not_active IP Right Cessation
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- 1997-08-15 CN CN97116766A patent/CN1208671A/en active Pending
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- 1997-09-09 NO NO974162A patent/NO974162L/en not_active Application Discontinuation
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Also Published As
Publication number | Publication date |
---|---|
AU697510B1 (en) | 1998-10-08 |
RU2140823C1 (en) | 1999-11-10 |
CA2211513C (en) | 2002-01-01 |
CZ231897A3 (en) | 1999-02-17 |
JPH1157520A (en) | 1999-03-02 |
HUP9701345A3 (en) | 2000-04-28 |
NO974162L (en) | 1999-03-10 |
EP0891812A1 (en) | 1999-01-20 |
BR9704465A (en) | 2000-06-06 |
CZ291925B6 (en) | 2003-06-18 |
ZA976657B (en) | 1998-11-25 |
HU9701345D0 (en) | 1997-09-29 |
NZ328374A (en) | 1998-11-25 |
HUP9701345A2 (en) | 1999-07-28 |
CN1208671A (en) | 1999-02-24 |
CA2211513A1 (en) | 1999-01-25 |
TW425306B (en) | 2001-03-11 |
NO974162D0 (en) | 1997-09-09 |
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